Lyrics By, Music By – León GiecoMixed By – Amilcar Gilabert, Osqui Amante*Recorded By – Carlos García , Luis Perrusi

Bass, Vocals – Alfredo TothDrums – Oscar MoroElectric Guitar – Rodolfo GorositoKeyboards – Charly García*Lyrics By, Music By, Vocals, Electric Guitar – León GiecoVocals – Nito Mestre

Drums – Gonzalo FarrugiaLyrics By, Music By, Vocals – Charly García*Other [Bass] – S.L. FernándezVocals – Nito MestreVocals, Guitar – Pino Marrone

Charango – Gustavo SantaolallaFlute – Nito MestreKeyboards – Charly García*Lyrics By, Music By, Vocals, Guitar – León Gieco

Lyrics By, Music By – León GiecoMixed By – Amilcar Gilabert, Osqui Amante*Recorded By – Carlos García , Luis Perrusi

Bandoneon – Dino SaluzziGuitar, Vocals – Oski Amante*Lyrics By, Music By, Guitar, Vocals – León GiecoVocals – Willy Campin

Bass, Vocals – Rubpen BatánDrums – Vicente BuzzoGuitar – Rodolfo GorositoLyrics By, Music By, Vocals, Harmonica, Guitar – León Gieco

Bass – Guillermo BordarampéChorus – Eugenio , Miguel Drums – Vicente BuzzoGuitar, Vocals, Producer – Gustavo SantaolallaLyrics By, Music By, Guitar, Vocals, Harmonica – León Gieco

Bass – Guillermo BordarampéChorus – Eugenio , Miguel Drums – Vicente BuzzoGuitar, Vocals, Producer – Gustavo SantaolallaLyrics By, Music By, Guitar, Vocals, Harmonica – León Gieco

Bass, Vocals – Rubén BatánDrums – Vicente BuzzoGuitar – Rodolfo GorositoLyrics By, Music By, Guitar, Harmonica, Vocals – León Gieco

Written-By – Rodolfo Gorosito

Bass – Roberto AmeriseChorus – Las ViudasDrums – Osvaldo FatorussoGuitar – Hugo MussoKeyboards – Ricardo NoléWritten-By – Raúl Elwanger